Acer 5220 manual Chapter

Page 93

Code

Beeps

POST Routine Description

 

 

 

46h

2-1-2-3

Check ROM copyright notice

 

 

 

48h

 

Check video configuration against CMOS

 

 

 

49h

 

Initialize PCI bus and devices

 

 

 

4Ah

 

Initialize all video adapters in system

 

 

 

4Bh

 

QuietBoot start (optional)

 

 

 

4Ch

 

Shadow video BIOS ROM

 

 

 

4Eh

 

Display BIOS copyright notice

 

 

 

50h

 

Display CPU type and speed

 

 

 

51h

 

Initialize EISA board

 

 

 

52h

 

Test keyboard

 

 

 

54h

 

Set key click if enabled

 

 

 

58h

2-2-3-1

Test for unexpected interrupts

 

 

 

59h

 

Initialize POST display service

 

 

 

5Ah

 

Display prompt “Press F2 to enter SETUP”

 

 

 

5Bh

 

Disable CPU cache

 

 

 

5Ch

 

Test RAM between 512 and 640 KB

 

 

 

60h

 

Test extended memory

 

 

 

62h

 

Test extended memory address lines

 

 

 

64h

 

Jump to User Patch1

 

 

 

66h

 

Configure advanced cache registers

 

 

 

67h

 

Initialize Multi Processor APIC

 

 

 

68h

 

Enable external and CPU caches

 

 

 

69h

 

Setup System Management Mode (SMM) area

 

 

 

6Ah

 

Display external L2 cache size

 

 

 

6Bh

 

Load custom defaults (optional)

 

 

 

6Ch

 

Display shadow-area message

 

 

 

6Eh

 

Display possible high address for UMB

 

 

recovery

 

 

 

70h

 

Display error messages

 

 

 

72h

 

Check for configuration errors

 

 

 

76h

 

Check for keyboard errors

 

 

 

7Ch

 

Set up hardware interrupt vectors

 

 

 

7Eh

 

Initialize coprocessor if present

 

 

 

80h

 

Disable onboard Super I/O ports and IRQs

 

 

 

81h

 

Late POST device initialization

 

 

 

82h

 

Detect and install external RS232 ports

 

 

 

83h

 

Configure non-MCD IDE controllers

 

 

 

84h

 

Detect and install external parallel ports

 

 

 

85h

 

Initialize PC-compatible PnP ISA devices

 

 

 

86h

 

Re-initialize onboard I/O ports

 

 

 

87h

 

Configure Motherboard Configurable Devices

 

 

(optional)

 

 

 

88h

 

Initialize BIOS Area

 

 

 

89h

 

Enable Non-Maskable Interrupts (NMIs)

 

 

 

8Ah

 

Initialize Extended BIOS Data Area

 

 

 

8Bh

 

Test and initialize PS/2 mouse

 

 

 

Chapter 4

96

Image 93
Contents Aspire 5520/5220 Series Service Guide Revision History Date Chapter UpdatesCopyright Conventions Preface Page System Specifications FeaturesChapter Audio Ports Environment System Block Diagram Top View Board LayoutPJP1 Bottom ViewPJP2 SW1Your Acer Notebook Tour Front ViewIcon Description Closed Front View Left View Rear view Right ViewBase view IndicatorsEasy-Launch Buttons Icon Function DescriptionHDD Touchpad Basics Launch Button Default applicationDesired Access Num Lock On Num Lock Off Using the KeyboardLock Keys and embedded numeric keypad Windows KeysKey Icon Description Hot KeysHot Key Icon Function Description Technology onSpecial Key Euro symbolUS dollar sign Acer Empowering Technology Empowering Technology passwordAcer eNet Management Chapter AC Mode Adapter mode Acer ePower ManagementAcer ePresentation Management Battery statusAcer eDataSecurity Management Chapter Acer eLock Management Acer eRecovery Management Acer eSettings Management Launching the Acer OrbiCam Acer GridVista dual-display compatible Using the System UtilitiesLaunch Manager Processor Hardware Specifications and ConfigurationsCPU Fan True Value Table Second Level CacheMemory Combinations System Memory2GB 0MBSystem Vram and Vbios Options LAN InterfaceModem Interface Bluetooth Interface Wireless Module 802.11a/b/g/nHard Disk Drive Interface Audio Interface DVD-Dual InterfacePcmcia Port USB PortSystem Board Major Chips KeyboardLCD 15.4 inch BatterySystem Power Management LCD InverterAC Adapter 2000 MHz System Utilities Bios Setup UtilityNavigating the Bios Utility Information Uuid Parameter DescriptionInformation MainParameter Description Format/Option Parameter Description Option AdvancedIntegrated Devices USB Self-HealingUSB1.1+USB2 , USB1.1 or MAC LANMemory PowerC800-CBFF to EC00 Efff A000-AFFF & B000 -BFFFSecurity SecurityClear or Set Setting a PasswordChanging a Password Removing a PasswordChapter Boot BootPower PowerEnabled or Auto DipmHipm Always Active or Deactivate Power SaverDBG CG XtalExit Boot PowerBios Flash Utility Machine Disassembly and Replacement Before You Begin General InformationCPU Disassembly Procedure FlowchartDescription Part Number Screw ListScrew M2*3NL Screw ICW50CPUT HermalscrRemoving the Battery Pack Removing the Memory Removing the HDD ModuleRemoving the Wireless LAN Card/Modem Card and TV Tuner Card Removing the System Fan/Thermal Modules/VGA Board and CPU Removing the Keyboard and LCD Module Detach the LCD module from the main unit Disassembling the Main Unit Disassembling the Lower Case Assembly Page Disassembling the Upper Case Assembly Disassembling the LCD Module Chapter Disassembling the External Modules Disassembling the HDD ModuleDisassembling the ODD Module Page Symptoms Verified Go To TroubleshootingExternal Diskette Drive Check System Check ProceduresExternal CD-ROM Drive Check Keyboard or Auxiliary Input Device CheckMemory check Power System CheckCheck the Power Adapter Touchpad Check Check the Battery PackPower-On Self-Test Post Error Message Error Code List Index of Error MessagesError Message List Error Codes Error MessagesCPU ID Cmos DimmNo beep Error Messages FRU/Action in Sequence LCDCRT Code Beeps Post Routine Description Phoenix Bios Beep CodesChapter Code Beeps Post Routine Description Code Beeps LCD-Related Symptoms Index of Symptom-to-FRU Error MessageIndicator-Related Symptoms Power-Related SymptomsMemory-Related Symptoms PCMCIA-Related SymptomsSpeaker-Related Symptoms Power Management-Related SymptomsPeripheral-Related Symptoms Keyboard/Touchpad-Related SymptomsModem-Related Symptoms Intermittent Problems Undetermined Problems Jumper and Connector Locations Bottom View FRU Field Replaceable Unit List Category Part Name and Description Acer Part No Aspire 5520/5220 FRU ListMini WLAN/B Intel 802.11 4965ANG Mini WLAN/B Intel 802.11 A/B/G JPNButton Board W/CABLE LED Board W/CABLEPower Cord US 3 PIN PAL to Ntsc ConnectorPower Cord EU 3 PIN Power Cord AUS 3 PINCPU/PROCESSOR Intel CPU Merom Dual Core Thermal Door 15.4 DISQwnw M0 SLA4F Combo Module DVD/CDRW 24X Combo Module DVD/CDRW Combp Drive HldsDS-8A1P 0FA DVD Super Multi Drive Hlds GSA DVD Super Multi Drive PhilipsDVD Super Multi Drive Sony AD ODD BEZEL-SUPER MultiHDD Door HDD Sata 200G 4200RPM ToshibaHDD Bracket Keyboard Keyboard 1415KB-FV2 88KSWhite Dutch Keyboard 1415KB-FV2 89KS LCD WiresetWhite Danish Keyboard 1415KB-FV2 89KS White Czech Keyboard 1415KB-FV2 88KSCCD Module 0.3M LCD Bracket SET R&LCCD BRACKET-15.4 CCD MYLAR-15.4Remote Controller TS Accessory Remote Controller EURemote Controller SC Remote Controller ENSpeaker Speaker Assy ScerwSCREW,M2*3NL
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5220 specifications

The Acer 5520, 5220, and 5520G series laptops are part of Acer's Aspire lineup, targeting everyday users with a balance of performance, affordability, and portability. These models, launched around the mid-2000s, have played a significant role in making computing accessible to a broader audience.

The Acer 5520 and 5220 models are powered by AMD processors, with the 5520 focusing on enhanced performance suitable for light gaming and multimedia tasks. The 5520G, in contrast, is equipped with a dedicated graphics card, specifically designed to provide better graphics performance for gaming and graphics-intensive applications. This makes the 5520G an appealing choice for users who require superior visuals and enhanced gaming experiences.

These laptops come with a range of display options, primarily featuring a 15.4-inch TFT LCD screen. The 1280 x 800 resolution, while standard for its time, provides decent clarity for basic tasks like browsing, office applications, and video playback. The aspect ratio promotes a balance between productivity and entertainment, making it suitable for casual use.

The design of the Acer 5520 and its variants reflects a functional aesthetic, with a compact chassis that weighs just a few kilograms. This lightweight configuration enhances portability, allowing users to easily carry them to school, work, or during travel. Additionally, these laptops feature a full-sized keyboard, providing a comfortable typing experience for prolonged use.

One of the significant characteristics of the Acer laptops is their connectivity options. The models are typically equipped with multiple USB ports, a built-in webcam, an SD card reader, and an integrated microphone, covering the essential connectivity needs of users. The inclusion of Wi-Fi capabilities enables seamless internet access, facilitating online communication and browsing.

Battery life is another consideration, with these models offering decent performance for casual users. While not the longest-lasting in the market, the provided battery can typically support a few hours of use, making them suitable for on-the-go tasks.

In terms of storage, the laptops usually come with various hard drive options, allowing users to choose an adequate capacity suited to their needs. With a Windows operating system installed, these models are ready for extensive software use, fulfilling the requirements of students and professionals alike.

In summary, the Acer 5520, 5220, and 5520G laptops provide a blend of critical features geared toward everyday computing. Their balance of performance, portability, and connectivity make them suitable devices for users who seek reliable functionality without breaking the bank.